Screwdriver head



FIG. 1 is a front perspective view of our new design;

FIG. 2 is a slightly enlarged right-side elevational view of the designillustrated in FIG. 1;

FIG. 3 is a slightly enlarged left-side elevational view of the designillustrated in FIG. 1;

FIG. 4 is a slightly enlarged top plan view of the design illustrated inFIG. 1;

FIG. 5 is a slightly enlarged bottom plan view of the design illustratedin FIG. 1; and,

FIG. 6 is a front elevational view of the screwdriver head design shownin FIG. 1.

The broken line portion shown in the figures is for illustrativepurposes only and forms no part of the claimed design.

The ornamental design for a screwdriver head, as shown and described.